216 lines
6.9 KiB
C
216 lines
6.9 KiB
C
/**
|
|
* Copyright (c) 2013-2014 Yuichi Nishiwaki and other picrin contributors.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining
|
|
* a copy of this software and associated documentation files (the
|
|
* "Software"), to deal in the Software without restriction, including
|
|
* without limitation the rights to use, copy, modify, merge, publish,
|
|
* distribute, sublicense, and/or sell copies of the Software, and to
|
|
* permit persons to whom the Software is furnished to do so, subject to
|
|
* the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be
|
|
* included in all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
|
|
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
|
|
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
|
|
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
|
|
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
|
*/
|
|
|
|
#ifndef PICRIN_H__
|
|
#define PICRIN_H__
|
|
|
|
#if defined(__cplusplus)
|
|
extern "C" {
|
|
#endif
|
|
|
|
#include <stddef.h>
|
|
#include <stdbool.h>
|
|
#include <setjmp.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include <limits.h>
|
|
#include <assert.h>
|
|
|
|
#include "xvect/xvect.h"
|
|
#include "xhash/xhash.h"
|
|
#include "xfile/xfile.h"
|
|
#include "xrope/xrope.h"
|
|
|
|
#include "config.h"
|
|
#include "picrin/util.h"
|
|
#include "picrin/value.h"
|
|
|
|
typedef struct pic_code pic_code;
|
|
|
|
typedef struct {
|
|
int argc, retc;
|
|
pic_code *ip;
|
|
pic_value *fp;
|
|
struct pic_env *env;
|
|
int regc;
|
|
pic_value *regs;
|
|
struct pic_env *up;
|
|
} pic_callinfo;
|
|
|
|
typedef struct pic_block {
|
|
struct pic_block *prev;
|
|
int depth;
|
|
struct pic_proc *in, *out;
|
|
unsigned refcnt;
|
|
} pic_block;
|
|
|
|
typedef struct {
|
|
int argc;
|
|
char **argv, **envp;
|
|
|
|
pic_block *blk;
|
|
|
|
pic_value *sp;
|
|
pic_value *stbase, *stend;
|
|
|
|
pic_callinfo *ci;
|
|
pic_callinfo *cibase, *ciend;
|
|
|
|
pic_code *ip;
|
|
|
|
pic_sym sDEFINE, sLAMBDA, sIF, sBEGIN, sQUOTE, sSETBANG;
|
|
pic_sym sQUASIQUOTE, sUNQUOTE, sUNQUOTE_SPLICING;
|
|
pic_sym sDEFINE_SYNTAX, sDEFINE_MACRO;
|
|
pic_sym sDEFINE_LIBRARY, sIMPORT, sEXPORT;
|
|
pic_sym sCONS, sCAR, sCDR, sNILP;
|
|
pic_sym sADD, sSUB, sMUL, sDIV, sMINUS;
|
|
pic_sym sEQ, sLT, sLE, sGT, sGE, sNOT;
|
|
|
|
xhash syms; /* name to symbol */
|
|
xhash sym_names; /* symbol to name */
|
|
int sym_cnt;
|
|
int uniq_sym_cnt;
|
|
|
|
xhash global_tbl;
|
|
pic_value *globals;
|
|
size_t glen, gcapa;
|
|
|
|
xhash macros;
|
|
|
|
pic_value lib_tbl;
|
|
struct pic_lib *lib;
|
|
|
|
jmp_buf *jmp;
|
|
struct pic_error *err;
|
|
struct pic_jmpbuf *try_jmps;
|
|
|
|
struct pic_heap *heap;
|
|
struct pic_object *arena[PIC_ARENA_SIZE];
|
|
int arena_idx;
|
|
|
|
char *native_stack_start;
|
|
} pic_state;
|
|
|
|
typedef pic_value (*pic_func_t)(pic_state *);
|
|
|
|
void *pic_alloc(pic_state *, size_t);
|
|
#define pic_malloc(pic,size) pic_alloc(pic,size) /* obsoleted */
|
|
void *pic_realloc(pic_state *, void *, size_t);
|
|
void *pic_calloc(pic_state *, size_t, size_t);
|
|
struct pic_object *pic_obj_alloc(pic_state *, size_t, enum pic_tt);
|
|
struct pic_object *pic_obj_alloc_unsafe(pic_state *, size_t, enum pic_tt);
|
|
void pic_free(pic_state *, void *);
|
|
|
|
void pic_gc_run(pic_state *);
|
|
pic_value pic_gc_protect(pic_state *, pic_value);
|
|
int pic_gc_arena_preserve(pic_state *);
|
|
void pic_gc_arena_restore(pic_state *, int);
|
|
|
|
pic_state *pic_open(int argc, char *argv[], char **envp);
|
|
void pic_close(pic_state *);
|
|
|
|
void pic_define(pic_state *, const char *, pic_value); /* automatic export */
|
|
pic_value pic_ref(pic_state *, const char *);
|
|
void pic_set(pic_state *, const char *, pic_value);
|
|
|
|
struct pic_proc *pic_get_proc(pic_state *);
|
|
int pic_get_args(pic_state *, const char *, ...);
|
|
void pic_defun(pic_state *, const char *, pic_func_t);
|
|
void pic_defmacro(pic_state *, const char *, struct pic_proc *);
|
|
void pic_defvar(pic_state *, const char *, pic_value);
|
|
|
|
bool pic_equal_p(pic_state *, pic_value, pic_value);
|
|
|
|
pic_sym pic_intern(pic_state *, const char *, size_t);
|
|
pic_sym pic_intern_cstr(pic_state *, const char *);
|
|
const char *pic_symbol_name(pic_state *, pic_sym);
|
|
pic_sym pic_gensym(pic_state *, pic_sym);
|
|
bool pic_interned_p(pic_state *, pic_sym);
|
|
|
|
char *pic_strdup(pic_state *, const char *);
|
|
char *pic_strndup(pic_state *, const char *, size_t);
|
|
|
|
pic_value pic_read(pic_state *, const char *);
|
|
pic_list pic_parse_file(pic_state *, FILE *); /* #f for incomplete input */
|
|
pic_list pic_parse_cstr(pic_state *, const char *);
|
|
|
|
pic_value pic_load(pic_state *, const char *);
|
|
|
|
pic_value pic_apply(pic_state *, struct pic_proc *, pic_value);
|
|
pic_value pic_apply0(pic_state *, struct pic_proc *);
|
|
pic_value pic_apply1(pic_state *, struct pic_proc *, pic_value);
|
|
pic_value pic_apply2(pic_state *, struct pic_proc *, pic_value, pic_value);
|
|
pic_value pic_apply3(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value);
|
|
pic_value pic_apply4(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value, pic_value);
|
|
pic_value pic_apply5(pic_state *, struct pic_proc *, pic_value, pic_value, pic_value, pic_value, pic_value);
|
|
pic_value pic_apply_trampoline(pic_state *, struct pic_proc *, pic_value);
|
|
pic_value pic_eval(pic_state *, pic_value);
|
|
struct pic_proc *pic_compile(pic_state *, pic_value);
|
|
pic_value pic_macroexpand(pic_state *, pic_value);
|
|
|
|
void pic_in_library(pic_state *, pic_value);
|
|
struct pic_lib *pic_make_library(pic_state *, pic_value);
|
|
struct pic_lib *pic_find_library(pic_state *, pic_value);
|
|
|
|
#define pic_deflibrary(spec) \
|
|
pic_deflibrary_helper__(GENSYM(i), GENSYM(prev_lib), spec)
|
|
#define pic_deflibrary_helper__(i, prev_lib, spec) \
|
|
for (int i = 0; ! i; ) \
|
|
for (struct pic_lib *prev_lib; ! i; ) \
|
|
for ((prev_lib = pic->lib), pic_make_library(pic, pic_read(pic, spec)), pic_in_library(pic, pic_read(pic, spec)); ! i++; pic->lib = prev_lib)
|
|
|
|
void pic_import(pic_state *, pic_value);
|
|
void pic_export(pic_state *, pic_sym);
|
|
|
|
noreturn void pic_abort(pic_state *, const char *);
|
|
noreturn void pic_errorf(pic_state *, const char *, ...);
|
|
void pic_warnf(pic_state *, const char *, ...);
|
|
pic_str *pic_get_backtrace(pic_state *);
|
|
|
|
/* obsoleted */
|
|
noreturn static inline void pic_error(pic_state *pic, const char *msg)
|
|
{
|
|
pic_errorf(pic, msg);
|
|
}
|
|
static inline void pic_warn(pic_state *pic, const char *msg)
|
|
{
|
|
pic_warnf(pic, msg);
|
|
}
|
|
|
|
const char *pic_errmsg(pic_state *);
|
|
|
|
pic_value pic_write(pic_state *, pic_value); /* returns given obj */
|
|
pic_value pic_fwrite(pic_state *, pic_value, xFILE *);
|
|
void pic_printf(pic_state *, const char *, ...);
|
|
pic_value pic_display(pic_state *, pic_value);
|
|
pic_value pic_fdisplay(pic_state *, pic_value, xFILE *);
|
|
/* obsoleted macros */
|
|
#define pic_debug(pic,obj) pic_write(pic,obj)
|
|
#define pic_fdebug(pic,obj,file) pic_fwrite(pic,obj,file)
|
|
|
|
#if defined(__cplusplus)
|
|
}
|
|
#endif
|
|
|
|
#endif
|